硫酸 りゅうさん鉛鉱 えんこうじゃありませんでした
ryūsan'enkōjārimasendeshita

Noun
Desu Copula

The polite, past negative form of 硫酸鉛鉱

1. It was not galena.; It was not lead sulfide.

Past/Perfective
Negative
Polite
Terminal Form
Mineralogy